fix(windows): resolve symlinked config paths for plugin detection (fixes #2271)

src/features/claude-code-plugin-loader/discovery.test.ts

@@ -0,0 +1,69 @@
+import { afterEach, beforeEach, describe, expect, it } from "bun:test"
+import { mkdirSync, mkdtempSync, rmSync, writeFileSync } from "node:fs"
+import { tmpdir } from "node:os"
+import { join } from "node:path"
+
+import { discoverInstalledPlugins } from "./discovery"
+
+const originalClaudePluginsHome = process.env.CLAUDE_PLUGINS_HOME
+const temporaryDirectories: string[] = []
+
+function createTemporaryDirectory(prefix: string): string {
+  const directory = mkdtempSync(join(tmpdir(), prefix))
+  temporaryDirectories.push(directory)
+  return directory
+}
+
+describe("discoverInstalledPlugins", () => {
+  beforeEach(() => {
+    const pluginsHome = createTemporaryDirectory("omo-claude-plugins-")
+    process.env.CLAUDE_PLUGINS_HOME = pluginsHome
+  })
+
+  afterEach(() => {
+    if (originalClaudePluginsHome === undefined) {
+      delete process.env.CLAUDE_PLUGINS_HOME
+    } else {
+      process.env.CLAUDE_PLUGINS_HOME = originalClaudePluginsHome
+    }
+
+    for (const directory of temporaryDirectories.splice(0)) {
+      rmSync(directory, { recursive: true, force: true })
+    }
+  })
+
+  it("derives package name from file URL plugin keys", () => {
+    //#given
+    const pluginsHome = process.env.CLAUDE_PLUGINS_HOME as string
+    const installPath = join(createTemporaryDirectory("omo-plugin-install-"), "oh-my-opencode")
+    mkdirSync(installPath, { recursive: true })
+
+    const databasePath = join(pluginsHome, "installed_plugins.json")
+    writeFileSync(
+      databasePath,
+      JSON.stringify({
+        version: 2,
+        plugins: {
+          "file:///D:/configs/user-configs/.config/opencode/node_modules/oh-my-opencode@latest": [
+            {
+              scope: "user",
+              installPath,
+              version: "3.10.0",
+              installedAt: "2026-03-20T00:00:00Z",
+              lastUpdated: "2026-03-20T00:00:00Z",
+            },
+          ],
+        },
+      }),
+      "utf-8",
+    )
+
+    //#when
+    const discovered = discoverInstalledPlugins()
+
+    //#then
+    expect(discovered.errors).toHaveLength(0)
+    expect(discovered.plugins).toHaveLength(1)
+    expect(discovered.plugins[0]?.name).toBe("oh-my-opencode")
+  })
+})

src/features/claude-code-plugin-loader/discovery.ts

@@ -1,6 +1,7 @@
 import { existsSync, readFileSync } from "fs"
 import { homedir } from "os"
-import { join } from "path"
+import { basename, join } from "path"
+import { fileURLToPath } from "url"
 import { log } from "../../shared/logger"
 import type {
   InstalledPluginsDatabase,
@@ -79,8 +80,23 @@ function loadPluginManifest(installPath: string): PluginManifest | null {
 }
 
 function derivePluginNameFromKey(pluginKey: string): string {
-  const atIndex = pluginKey.indexOf("@")
-  return atIndex > 0 ? pluginKey.substring(0, atIndex) : pluginKey
+  const keyWithoutSource = pluginKey.startsWith("npm:") ? pluginKey.slice(4) : pluginKey
+  const versionSeparator = keyWithoutSource.lastIndexOf("@")
+  const keyWithoutVersion = versionSeparator > 0 ? keyWithoutSource.slice(0, versionSeparator) : keyWithoutSource
+
+  if (keyWithoutVersion.startsWith("file://")) {
+    try {
+      return basename(fileURLToPath(keyWithoutVersion))
+    } catch {
+      return basename(keyWithoutVersion)
+    }
+  }
+
+  if (keyWithoutVersion.includes("/") || keyWithoutVersion.includes("\\")) {
+    return basename(keyWithoutVersion)
+  }
+
+  return keyWithoutVersion
 }
 
 function isPluginEnabled(